OHA Drinking Water Services
OR41
PWS ID: 00403 ---- IRRIGON, CITY OF
Water Quality Alerts

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Alert Date Range: From to
Alert Type
 Alert ID Sample Date Alert Date Contact
Report		 Response
Time (Days)		 Location Analyte
 Result
 Current
Alert Level		 Current
MCL		 Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
IOC ARCHIVE 01/30/1991 03/13/1991 AA SODIUM 34.4 20 MG/L -1972558 Alert Chem IOC0 1991-03-13
IOC ARCHIVE 01/30/1991 03/13/1991 AB SODIUM 265 20 MG/L -1972527 Alert Chem IOC0 1991-03-13
ARS ARCHIVE 08/17/1993 12/15/1993 A ARSENIC 0.011 0.01 MG/L 704 Alert Chem ARS0 1993-12-15
IOC ARCHIVE 08/17/1993 12/15/1993 A NICKEL 0.073 0.1 MG/L 704 Alert Chem IOC0 1993-12-15
NO3 ARCHIVE 08/17/1993 12/15/1993 A NITRATE 5.7 5 10 MG/L 704 Alert Chem NO30 1993-12-15
IOC ARCHIVE 08/17/1993 12/15/1993 A SODIUM 36.4 20 MG/L 704 Alert Chem IOC0 1993-12-15
TCR ARCHIVE 10/24/1994 11/03/1994 COLIFORM (TCR) Present Present Special 941024PH17 Alert TCR0 1994-11-03
TCR ARCHIVE 03/11/1996 03/18/1996 COLIFORM (TCR) Present Present Routine 960311PG17 Alert TCR0 1996-03-18
IOC ARCHIVE 10/04/1996 03/06/1997 A SODIUM 39.9 20 MG/L 9610-042-1 Alert Chem IOC0 1997-03-06
OC ARCHIVE 10/04/1996 03/06/1997 A BROMOBENZENE 0.003 MG/L 9610-042-1 Alert Chem OC 0 1997-03-06
TCR ARCHIVE 06/03/1997 06/12/1997 COLIFORM (TCR) Present Present Routine 970603PX11 Alert TCR0 1997-06-12
TCR ARCHIVE 07/09/1999 07/19/1999 COLIFORM (TCR) Present Present Routine 990709PE25 Alert TCR0 1999-07-19
IOC ARCHIVE 10/20/1999 02/28/2000 A SODIUM 37 20 MG/L 991021MB Alert Chem IOC0 2000-02-28
NO3 CHEM157 08/07/2002 10/10/2002 EP-A NITRATE 5.6 5 10 MG/L A20808G-1I Alert Chem NO30 2002-10-10
Notice - Sodium CHEM157 08/07/2002 10/10/2002 EP-A SODIUM 44 20 MG/L A20808G-1I Notice Sodium 2002-10-10
NIT CHEM681 08/07/2002 02/24/2004 EP-A NITRATE-NITRITE 5.6 10 MG/L A20808G-1I Alert Chem NIT0 2004-02-24
NO3 CHEM412 04/28/2003 05/22/2003 EP-A NITRATE 5.8 5 10 MG/L A30428AE-1 Alert Chem NO30 2003-05-22
NO3 CHEM751 04/15/2004 05/27/2004 EP-A NITRATE 8 5 10 MG/L A40415C-3 Alert Chem NO30 2004-05-27
NO3 CHEM817 06/14/2004 07/27/2004 EP-A NITRATE 10 5 10 MG/L A40616AW-3 Alert Chem CMCL NO30 2004-07-27
NO3 CHEM838 07/07/2004 08/23/2004 EP-A NITRATE 10 5 10 MG/L A40707BD-1 Alert Chem CMCL NO30 2004-08-23
NO3 CHEM870 08/11/2004 09/24/2004 EP-A NITRATE 10 5 10 MG/L A40812B-2 Alert Chem CMCL NO30 2004-09-24
NO3 CHEM1049 10/14/2004 12/20/2004 EP-A NITRATE 10 5 10 MG/L A41015C-1 Alert Chem CMCL NO30 2004-12-20
NO3 CHEM1076 12/02/2004 01/14/2005 EP-A NITRATE 9 5 10 MG/L A41202AU-2 Alert Chem NO30 2005-01-14
NO3 CHEM1222 01/31/2005 03/21/2005 EP-A NITRATE 8 5 10 MG/L A50131L-1 Alert Chem NO30 2005-03-21
NO3 CHEM1618 04/21/2005 05/27/2005 EP-A NITRATE 10 5 10 MG/L A50421H-2 Alert Chem CMCL NO30 2005-05-27
NO3 CHEM1710 07/06/2005 08/16/2005 EP-A NITRATE 13 5 10 MG/L A50706CJ-2 Alert Chem CMCL NO30 2005-08-16
TCR COLI2312 08/03/2005 08/15/2005 DIST-A COLIFORM (TCR) Present Present Routine M0050803PR225 Alert TCR0 2005-08-15
NO3 CHEM1740 08/03/2005 09/29/2005 EP-A NITRATE 11 5 10 MG/L A50803BA-3 Alert Chem CMCL NO30 2005-09-29
NO3 CHEM1901 08/03/2005 01/23/2006 EP-A NITRATE 11 5 10 MG/L A50804U-1I Alert Chem CMCL NO30 2006-01-23
Notice - Sodium CHEM1901 08/03/2005 01/23/2006 EP-A SODIUM 47 20 MG/L A50804U-1I Notice Sodium 2006-01-23
NIT CHEM3124 08/03/2005 08/29/2008 EP-A NITRATE-NITRITE 11 10 MG/L A50804U-1I Alert Chem CMCL NIT0 2008-08-29
RAD CHEM3124 08/03/2005 08/29/2008 EP-A GROSS ALPHA, EXCL. RADON & U 8.11 15 PCI/L A50804AH1-R Alert Chem RAD0 2008-08-29
NO3 CHEM1792 09/07/2005 12/19/2005 EP-A NITRATE 18 5 10 MG/L A50907BE-1 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 09/07/2005 12/19/2005 EP-A NITRATE 12 5 10 MG/L A50907BE-2 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 10/04/2005 12/19/2005 EP-A NITRATE 11 5 10 MG/L A51004AV-3 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 10/14/2005 12/19/2005 EP-A NITRATE 10 5 10 MG/L A51014Q-3 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 10/19/2005 12/19/2005 EP-A NITRATE 11 5 10 MG/L A51019AO-3 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 10/27/2005 12/19/2005 EP-A NITRATE 10 5 10 MG/L A51027S-3 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 11/02/2005 12/19/2005 EP-A NITRATE 11 5 10 MG/L A51102AR-3 Alert Chem CMCL NO30 2005-12-19
NO3 CHEM1792 11/10/2005 12/19/2005 EP-A NITRATE 7 5 10 MG/L A51110X-3 Alert Chem NO30 2005-12-19
NO3 CHEM1872 11/17/2005 01/11/2006 EP-A NITRATE 6 5 10 MG/L A51117J-3 Alert Chem NO30 2006-01-11
NO3 CHEM1893 12/13/2005 01/18/2006 EP-A NITRATE 6 5 10 MG/L A51213S-2 Alert Chem NO30 2006-01-18
NO3 CHEM1969 03/02/2006 04/27/2006 EP-A NITRATE 7 5 10 MG/L A60302V-3 Alert Chem NO30 2006-04-27
NO3 CHEM2014 04/07/2006 06/13/2006 EP-A NITRATE 11 5 10 MG/L A60407H3 Alert Chem CMCL NO30 2006-06-13
TCR COLI3002 05/05/2006 05/08/2006 DIST-A COLIFORM (TCR) Present Present Routine M0060505PB55 Alert TCR0 2006-05-08
NO3 CHEM2037 06/02/2006 06/14/2006 EP-A NITRATE 13 5 10 MG/L A20602H1 Alert Chem CMCL NO30 2006-06-14
NO3 CHEM2037 06/02/2006 06/14/2006 EP-A NITRATE 16 5 10 MG/L A60602H1N Alert Chem CMCL NO30 2006-06-14
NO3 CHEM2037 06/02/2006 06/14/2006 EP-A NITRATE 12 5 10 MG/L A60602H3 Alert Chem CMCL NO30 2006-06-14
NO3 CHEM2151 07/06/2006 09/01/2006 EP-A NITRATE 15 5 10 MG/L A60706AP3 Alert Chem CMCL NO30 2006-09-01
NO3 CHEM2151 08/02/2006 09/01/2006 EP-A NITRATE 15 5 10 MG/L A60802Q3 Alert Chem CMCL NO30 2006-09-01
NO3 CHEM2296 09/18/2006 12/27/2006 EP-A NITRATE 11 5 10 MG/L A60918Z3 Alert Chem CMCL NO30 2006-12-27
NO3 CHEM2244 10/02/2006 10/24/2006 EP-A NITRATE 12 5 10 MG/L A61002G3 Alert Chem CMCL NO30 2006-10-24
SOC CHEM3443 10/26/2006 04/07/2009 EP-B DI(2-ETHYLHEXYL) PHTHALATE 0.002 0.006 MG/L A61026R1-S Alert Chem SOC0 2009-04-07
NO3 CHEM2288 11/06/2006 12/05/2006 EP-A NITRATE 7 5 10 MG/L A61106Y3 Alert Chem NO30 2006-12-05
RAD CHEM3124 11/13/2006 08/29/2008 EP-A GROSS ALPHA, EXCL. RADON & U 7 15 PCI/L A61114J1-R Alert Chem RAD0 2008-08-29
NO3 CHEM2309 01/03/2007 01/29/2007 EP-A NITRATE 7 5 10 MG/L A70103N-3 Alert Chem NO30 2007-01-29
NO3 CHEM2423 02/06/2007 04/06/2007 EP-A NITRATE 10 5 10 MG/L A70206Q3 Alert Chem CMCL NO30 2007-04-06
NO3 CHEM2472 04/09/2007 05/04/2007 EP-A NITRATE 9.1 5 10 MG/L A70409AV3 Alert Chem NO30 2007-05-04
RAD CHEM2742 04/09/2007 01/02/2008 EP-A GROSS ALPHA, EXCL. RADON & U 13.9 15 PCI/L A70409AX1-R Alert Chem RAD0 2008-01-02
NO3 CHEM2488 04/16/2007 05/21/2007 EP-A NITRATE 8 5 10 MG/L A70416T3 Alert Chem NO30 2007-05-21
NO3 CHEM2537 06/07/2007 06/25/2007 EP-A NITRATE 12 5 10 MG/L A70607H3 Alert Chem CMCL NO30 2007-06-25
NO3 CHEM2593 07/02/2007 08/30/2007 EP-A NITRATE 13 5 10 MG/L A70702AU3 Alert Chem CMCL NO30 2007-08-30
RAD CHEM2742 07/10/2007 01/02/2008 EP-A GROSS ALPHA, EXCL. RADON & U 12.2 15 PCI/L A70710AA1-R Alert Chem RAD0 2008-01-02
NO3 CHEM2598 08/02/2007 08/31/2007 EP-A NITRATE 15 5 10 MG/L A70802F3 Alert Chem CMCL NO30 2007-08-31
NO3 CHEM2606 09/05/2007 09/21/2007 EP-A NITRATE 13 5 10 MG/L A70905AN3 Alert Chem CMCL NO30 2007-09-21
NO3 CHEM2606 09/05/2007 09/21/2007 SRC-AA NITRATE 15 5 10 MG/L A70905AN2 Alert Chem CMCL NO30 2007-09-21
NO3 CHEM2658 10/01/2007 10/17/2007 EP-A NITRATE 11 5 10 MG/L A71001N3 Alert Chem CMCL NO30 2007-10-17
RAD CHEM2742 10/01/2007 01/02/2008 EP-A GROSS ALPHA, EXCL. RADON & U 11.4 15 PCI/L A71001M1-R Alert Chem RAD0 2008-01-02
TCR COLI4753 11/01/2007 11/02/2007 DIST-A COLIFORM (TCR) Present Present Routine M0071101PJ219 Alert TCR0 2007-11-02
NO3 CHEM2704 11/01/2007 11/08/2007 EP-A NITRATE 7.9 5 10 MG/L A71101J3 Alert Chem NO30 2007-11-08
NO3 CHEM2735 12/03/2007 12/21/2007 EP-A NITRATE 8 5 10 MG/L A71203AE3 Alert Chem NO30 2007-12-21
NO3 CHEM2837 01/07/2008 02/14/2008 EP-A NITRATE 6.6 5 10 MG/L A80107C3 Alert Chem NO30 2008-02-14
NO3 CHEM2865 02/04/2008 02/29/2008 EP-A NITRATE 7 5 10 MG/L A80204K3 Alert Chem NO30 2008-02-29
NO3 CHEM3052 03/03/2008 08/04/2008 EP-A NITRATE 6 5 10 MG/L A80303O2-I Alert Chem NO30 2008-08-04
NO3 CHEM2908 04/01/2008 04/15/2008 EP-A NITRATE 7.9 5 10 MG/L A80401CL3-I Alert Chem NO30 2008-04-15
NO3 CHEM3000 06/02/2008 06/27/2008 EP-A NITRATE 13.5 5 10 MG/L A80602L1-I Alert Chem CMCL NO30 2008-06-27
NO3 CHEM3148 09/08/2008 09/25/2008 EP-A NITRATE 14.8 5 10 MG/L 080908B4Q-I Alert Chem CMCL NO30 2008-09-25
NO3 CHEM3358 01/07/2009 02/12/2009 EP-A NITRATE 8.89 5 10 MG/L 090107Q3Q-I Alert Chem NO30 2009-02-12
Notice - Source COLI15242 02/01/2016 02/02/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160201E3 Notice Source 2016-02-02
Notice - Source COLI15249 02/02/2016 02/04/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160202L1 Notice Source 2016-02-04
Notice - Source COLI15299 03/02/2016 03/04/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160302G3 Notice Source 2016-03-04
Notice - Special Source COLI15376 04/01/2016 04/04/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160401D3A Notice Special Source 2016-04-04
Notice - Source COLI15455 05/03/2016 05/04/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160503M2 Notice Source 2016-05-04
Notice - Source COLI15807 08/02/2016 08/04/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160802H3 Notice Source 2016-08-04
Notice - Source COLI15906 09/01/2016 09/02/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 160901F3 Notice Source 2016-09-02
Notice - Source COLI16056 10/03/2016 10/05/2016 SRC-BA COLIFORM (TCR) Present Present Assessment 161003D2 Notice Source 2016-10-05
TCR COLI19224 09/04/2019 09/06/2019 09/10/2019 4 DIST-A COLIFORM (TCR) Present Present Routine T9I041602 Alert TCR0 2019-09-06
Notice - Source COLI19245 09/10/2019 09/12/2019 SRC-BA COLIFORM (TCR) Present Present Triggered T9I110302 Notice Source 2019-09-12
Notice - Source TCR-17 01/03/2023 01/04/2023 SRC-BA COLIFORM (TCR) Present Present Assessment T3A0302-02 Notice Source 2023-01-04
TCR TCR-2876 10/01/2024 10/02/2024 10/03/2024 1 DIST-A COLIFORM (TCR) Present Present Routine T4J0110-01 Alert TCR0 2024-10-02


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